protected void ResizeSwapChain()
{
Device.PrintLiveObjects();
Debug.WriteLine("====");
foreach (var resource in Device.PresenterResources)
{
resource.Dispose();
}
for (int i = 0; i < BackBufferCount; i++)
{
BackBuffers[i].Dispose();
}
BackBuffer.Dispose();
Device.PrintLiveObjects();
NativeSwapChain.ResizeBuffers(
BackBufferCount,
Description.Width,
Description.Height,
Format.B8G8R8A8_UNorm,
SwapChainFlags.None);
BackBuffer.Initialize(NativeSwapChain.GetBackBuffer <Resource>(BackBufferIndex));
for (int i = 0; i < BackBufferCount; i++)
{
BackBuffers[i].Initialize(NativeSwapChain.GetBackBuffer <Resource>(i));
}
foreach (var resource in Device.PresenterResources)
{
resource.Recreate();
}
}
public void Present()
{
NativeSwapChain.Present(0, PresentFlags.None);
BackBufferIndex = NativeSwapChain.CurrentBackBufferIndex;
BackBuffer.Resource.Dispose();
BackBuffer.Initialize(NativeSwapChain.GetBackBuffer <Resource>(BackBufferIndex));
compiledCommandLists.ForEach(c => c.Release());
compiledCommandLists.Clear();
}
public void Initialize()
{
// Lets create a present command queue
var queueDesc = new CommandQueueDescription(CommandListType.Direct);
NativeCommandQueue = Device.NativeDevice.CreateCommandQueue(queueDesc);
// Descirbe and create the swap chain
using (var factory = new Factory4())
{
var width = Description.Width;
var height = Description.Height;
var swapChainDescription = new SwapChainDescription
{
BufferCount = BackBufferCount,
ModeDescription = new ModeDescription(width, height, new Rational(60, 1), Format.B8G8R8A8_UNorm),
Usage = Usage.RenderTargetOutput,
SwapEffect = SwapEffect.FlipDiscard,
OutputHandle = Description.WindowHandle,
Flags = SwapChainFlags.None,
SampleDescription = new SampleDescription(1, 0),
IsWindowed = true
};
using (var tempSwapChain = new SharpDX.DXGI.SwapChain(factory, NativeCommandQueue, swapChainDescription))
{
NativeSwapChain = tempSwapChain.QueryInterface <SwapChain3>();
BackBufferIndex = NativeSwapChain.CurrentBackBufferIndex;
}
}
// We need now to retrieve the back buffers:
// 1) We need a heap to store the views
BackBuffers = new Texture[BackBufferCount];
for (int i = 0; i < BackBufferCount; i++)
{
BackBuffers[i] = new Texture(Device);
BackBuffers[i].Initialize(NativeSwapChain.GetBackBuffer <Resource>(i));
}
BackBuffer = new Texture(Device);
BackBuffer.Initialize(NativeSwapChain.GetBackBuffer <Resource>(BackBufferIndex));
CreateDepthStencilBuffer();
Device.PrintLiveObjects();
}
